VizieR

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VizieR

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J/ApJ/833/119/distall Distances of Gaia DR1 TGAS sources (Astraatmadja+, 2016)
Distances and uncertainties of all TGAS sources, no systematics uncertainties included (tgasdistall_v01) (2057050 rows)
  recno=1956069
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200020 39 41.504750667 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-52 19 17.48039128 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195020 36 00.712044407 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-52 29 54.45478703 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon346.233030462223 deg Galactic longitude at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-37.473289491676 deg Galactic latitude at Epoch=J2015. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
1956069recno 1956069  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

HIP    Hipparcos identifier (meta.id)
Tycho28419-668-1  Tycho 2 identifier (meta.id)
Source6474503666454792576  Gaia (I/337) source ID (meta.id;meta.main)
GLON346.2330304622 deg (i) Galactic longitude at epoch J2015.0 (pos.galactic.lon)
GLAT-37.4732894917 deg (i) Galactic latitude at epoch J2015.0 (pos.galactic.lat)
varpi2.276061 mas Absolute barycentric stellar parallax of the source at epoch 2015.0 (pos.parallax)
e_varpi0.305134 mas Standard error of parallax (stat.error)
<Gmag>11.666 mag G-band mean magnitude (phot.mag;em.opt.B;stat.mean)
rMoExp1 425.517010 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (pos.distance;pos.heliocentric)
r5Exp1 361.399936 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r50Exp1 438.720639 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
r95Exp1 554.978011 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
sigmaRExp1 58.838321 pc Distance standard error, using the exponentially decreasing space density prior with L=0.11kpc (stat.error)
rMoExp2 453.346853 pc Mode distance of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (pos.distance;pos.heliocentric)
r5Exp2 380.046194 pc 5th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r50Exp2 473.231021 pc 50th percentile (i.e. the median) of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
r95Exp2 629.369200 pc 95th percentile of the posterior, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
sigmaRExp2 75.782069 pc Distance standard error, using the exponentially decreasing space density prior with L=1.35kpc (stat.error)
rMoMW 439.541457 pc Mode distance of the posterior, using Milky Way Prior (pos.distance;pos.heliocentric)
r5MW 370.804218 pc 5th percentile of the posterior, using Milky Way Prior (stat.error)
r50MW 456.262487 pc 50th percentile (i.e. the median) of the posterior, using Milky Way Prior (stat.error)
r95MW 593.250873 pc 95th percentile of the posterior, using Milky Way Prior (stat.error)
sigmaRMW 67.612965 pc Distance standard error, using Milky Way Prior (stat.error)

_RA.icrs309.9229364611 deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
_DE.icrs-52.3215223309 deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)
  
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